29992174332986 has 32 divisors (see below), whose sum is σ = 47749070512080. Its totient is φ = 14103796940800.

The previous prime is 29992174332947. The next prime is 29992174333001. The reversal of 29992174332986 is 68923347129992.

It can be written as a sum of positive squares in 8 ways, for example, as 17996099636761 + 11996074696225 = 4242181^2 + 3463535^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8313731 + ... + 11362326.

Almost surely, 2^{29992174332986} is an apocalyptic number.

29992174332986 is a deficient number, since it is larger than the sum of its proper divisors (17756896179094).

29992174332986 is a wasteful number, since it uses less digits than its factorization.

29992174332986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19676770.

The product of its digits is 634894848, while the sum is 74.

The spelling of 29992174332986 in words is "twenty-nine trillion, nine hundred ninety-two billion, one hundred seventy-four million, three hundred thirty-two thousand, nine hundred eighty-six".